Flot
Flot is a pure JavaScript plotting library for jQuery, with a focus on simple usage, attractive looks and interactive features.
FileSaver.js
An HTML5 saveAs() FileSaver implementation
Spa Eye
Backbone debugger for Firefox
Gator
Event delegation in Javascript
Xsm
State Management made eXtraordinarily simple and effective for Angular, React, and Vue
ZenPen
A minimal web based text editor for the modern man.
Svg.js
A lightweight library for manipulating and animating SVG
Rill
:left_right_arrow: Universal web application framework.
Gyronorm.js
JavaScript project for accessing and normalizing the accelerometer and gyroscope data on mobile devices
Gmaps
the easiest way to use Google Maps
Form
jQuery Form Plugin
Chosen
Chosen is a library for making long, unwieldy select boxes more friendly.
Bootstrap Datepicker
A datepicker for @twitter bootstrap forked from Stefan Petre's (of eyecon.ro), improvements by @eternicode
Backbone Associations
Create object hierarchies with Backbone models; Respond to hierarchy changes using regular Backbone events.
Scenejs
An extensible WebGL-based engine for high-detail 3D visualisation
Stringformatter
JS string formatter that supports objects, currency, date/time, decimals, and more supports easy extension and garbage collection ... goes far beyond sprintf approach.
History.js
History.js gracefully supports the HTML5 History/State APIs (pushState, replaceState, onPopState) in all browsers. Including continued support for data, titles, replaceState. Supports jQuery, MooTools and Prototype. For HTML5 browsers this means that you can modify the URL directly, without needing to use hashes anymore. For HTML4 browsers it will revert back to using the old onhashchange functionality.